tuxsavvy [1] filed a deletion request for ebu [2]: PKGBUILD recipe is out-of-date, the name is incorrect; should be libebu, and I'm planning to release an updated, split variant of this PKGBUILD soon.
[1] https://aur.archlinux.org/account/tuxsavvy/ [2] https://aur.archlinux.org/pkgbase/ebu/
